Deconstruction of lignocellulosic biomass to fuels and chemicals

SPS Chundawat, GT Beckham… - Annual review of …, 2011 - annualreviews.org
Plants represent a vast, renewable resource and are well suited to provide sustainably for
humankind's transportation fuel needs. To produce infrastructure-compatible fuels from …

Lignin content in natural Populus variants affects sugar release

MH Studer, JD DeMartini, MF Davis… - Proceedings of the …, 2011 - National Acad Sciences
The primary obstacle to producing renewable fuels from lignocellulosic biomass is a plant's
recalcitrance to releasing sugars bound in the cell wall. From a sample set of wood cores …

Pseudo-lignin and pretreatment chemistry

P Sannigrahi, DH Kim, S Jung… - Energy & Environmental …, 2011 - pubs.rsc.org
The formation of pseudo-lignin by the combination of carbohydrate and lignin degradation
products has been proposed to be responsible for the increased Klason lignin content in …

Soluble inhibitors/deactivators of cellulase enzymes from lignocellulosic biomass

Y Kim, E Ximenes, NS Mosier, MR Ladisch - Enzyme and microbial …, 2011 - Elsevier
Liquid hot water, steam explosion, and dilute acid pretreatments of lignocellulose generate
soluble inhibitors which hamper enzymatic hydrolysis as well as fermentation of sugars to …

Multi-scale visualization and characterization of lignocellulosic plant cell wall deconstruction during thermochemical pretreatment

SPS Chundawat, BS Donohoe… - Energy & …, 2011 - pubs.rsc.org
Deconstruction of lignocellulosic plant cell walls to fermentable sugars by thermochemical
and/or biological means is impeded by several poorly understood ultrastructural and …

Increasing cellulose accessibility is more important than removing lignin: A comparison of cellulose solvent‐based lignocellulose fractionation and soaking in aqueous …

JA Rollin, Z Zhu, N Sathitsuksanoh… - Biotechnology and …, 2011 - Wiley Online Library
While many pretreatments attempt to improve the enzymatic digestibility of biomass by
removing lignin, this study shows that improving the surface area accessible to cellulase is a …

Inhibition of enzymatic hydrolysis by residual lignins from softwood—study of enzyme binding and inactivation on lignin‐rich surface

J Rahikainen, S Mikander, K Marjamaa… - Biotechnology and …, 2011 - Wiley Online Library
Lignin‐derived inhibition is a major obstacle restricting the enzymatic hydrolysis of cell wall
polysaccharides especially with softwood lignocellulosics. Enzyme adsorption on lignin is …

[PDF][PDF] Impact of hot compressed water pretreatment on the structural changes of woody biomass for bioethanol production

LP Xiao, ZJ Sun, ZJ Shi, F Xu, RC Sun - BioResources, 2011 - bioresources.cnr.ncsu.edu
As an initial step in an alternative use of woody biomass to produce bioethanol, this work
was aimed at investigating the effect of hot compressed water (HCW) pretreatment within the …

Energy input and quality of pellets made from steam-exploded Douglas fir (Pseudotsuga menziesii)

PS Lam, S Sokhansanj, X Bi, CJ Lim, S Melin - Energy & Fuels, 2011 - ACS Publications
Ground softwood Douglas fir (Pseudotsuga menziesii) was treated with pressurized
saturated steam at 200− 220° C (1.6− 2.4 MPa) for 5− 10 min in a sealed container. The …

Enzyme adsorption and recycling during hydrolysis of wheat straw lignocellulose

B Qi, X Chen, Y Su, Y Wan - Bioresource Technology, 2011 - Elsevier
The objective of this research was to investigate cellulase adsorption and recycling during
enzymatic hydrolysis of two differently pretreated wheat straws (WS). Dilute acid treated WS …